No abstract available
MeSH terms
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Antidepressive Agents / administration & dosage
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Antidepressive Agents / therapeutic use*
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Depressive Disorder, Treatment-Resistant / therapy*
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Electroconvulsive Therapy / methods*
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Humans
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Infusions, Intravenous
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Ketamine / administration & dosage
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Ketamine / therapeutic use*
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Male
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Middle Aged
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Psychiatric Status Rating Scales
Substances
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Antidepressive Agents
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Ketamine